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 Replacement Lamps 

YONA Microscope provides replacement lamps for all makes and models of microscopes including Carl Zeiss, Nikon, Olympus, Leica and other manufacturers.  For your convenience, listed below are not only the most frequently requested lamps, but also our complete line of in-stock bulbs; please contact us if you need assistance in identifying your microscope lamp.  Also, we provide on-site replacement and alignment of all microscope lamps.

 Most Frequently Requested Lamps 

No.  Cat. No.      DESCRIPTION



23     YNU630          6V 30W 
35     YNL1250        12V 50W
37     YZE12100      12V 100W 

59     YFM50W2      HBO 50W AC L2 mercury
61     YFM10W2      HBO 100W/2 mercury
64     YFX75W2       XBO 75W/2 xenon

 Complete Line of In-Stock Lamps 

No.  Cat. No.      DESCRIPTION



01     F4T5-CW       4W 5/8" dia. fluorescent cool white
                             FOR Reichert Ultracut Ultramicrotome, B&L Stereo Gem Pro
                             aka AO 870027

02     F8T5-CW       8W 5/8" dia. fluorescent cool white
                             FOR Reichert 2800 Frigocut-N Cryostat

03     YOI602          3-6V 2A
                             FOR Olympus CK Inverted
                             aka Olympus 8M102

04     6251              6V 5W
                             FOR SM-LUX (old)
                             aka Leitz 500-073

05      631              6V 9W Halogen
                             FOR ATC2000
                             aka Leica 631

06     YOP610         6V 10W Mini Screw
                             FOR Olympus pointer (upright CH2, BH-2) 
                             aka Olympus 8G102

07
     YZU610          6V 10W (38mm)
                             FOR Zeiss LAB-06, 16, Stemi SV11; Will Wetzlar V365
                             aka Zeiss 38-61-08

08     YAH610         6V 10W (31mm)
                             FOR Reichert Ultracut, 150
                             aka AO 624, Nikon 76342

09     64410            6V 10W Halostar
                             31mm 2000 hr.

10     YZD610         6V 10W
                             T2-1/4 G4 bi-pin 100 hrs. (tubular)
                             FOR Zeiss Stereo (old); Nikon SMZ-2B
                             aka 31-31-77

11
     YAU1460       6.5V 2.75A 
                             FOR AO 1036, Stereo 570; B&L Balplan
                             aka AO 1033; B&L 31-31-75 (for Nicholas Illum), 
                             31-31-42 (for 31-32-14 Illum)

12
     1493             6.5V 2.75A
                             aka Olympus 8B102, Leitz 700-034

13
     YLU615         6V 15W BA15d
                             FOR Leitz Diavert
                             aka Leitz 500-012, Nikon 76906

14     YOE615        6V 15W in prefoc. plastic base
                             FOR Olympus BHC, M, MJ, VM-LSG
                             aka Olympus 8C103

15     YZE615         6V 15W
                             aka Zeiss 380177, 380018-1740

16     YAU620         6V 20W
                             FOR AO 110/410 Microstar, Nikon Labophot,TMS, Olympus BH-2
                             (BHTU), CH2, CK2; B&L Galen II
                             aka AO 1120, Nikon 79099, Olympus 8C405, B&L 31-74-29,
                             Zeiss 380079-9690

17     YM620          6V 20W
                             FOR B&L PhotoZoom Inv, Zeiss ID-02
                             aka B&L 31-31-81, AO 1121

18     788               6V (3.33A) 20W
                             T2-1/4 G4 bi-pin 100 hrs. (tubular)
                             aka AO 1120

19     YOLS-20H      Lampsocket LS20H-M2 (6V 20W)

20     Y958             6V 25W lamp
                             FOR Aus Jena Technoval 2; Zeiss Telaval 31, Axiolab
                             aka Zeiss 417030-9001 DISCON'T; REPLACED by 0402943 (6V 30W)
                             also see Zeiss 263110-0804-125

21
     YLU630         6V (30W) 5A lamp (SC screw E-14)
                             FOR B&L 31-35-30 Illum.
                             aka Leitz 500-011

22     YNI630          6V 30W (DC bayonet)
                             aka Nikon 77904, Olympus 8C101 (6-8V 5A TB-1), Swift MA738
                             (6V 5A)

23     YNU630         6V 30W (G4 bi-pin)
                             FOR Nikon Labophot-2, SMZ-1000, TS100 (Inv)
                             aka Nikon 84246; Meiji MA326

24
     YZI630           6V 30W lamp (prefoc. special base)
                             FOR Zeiss Axiovert 25
                             aka Zeiss 451037-7460
                             aka Zeiss 0402943; REPLACES DISCON'T 417030-9001 (6V 25W)
                             also see Zeiss 263110-0804-125


28
     551220          12V 20mA slide (5.5mm W x 30mm L)
                             FOR R-J Polyvar

29     551250          12V 50mA slide (5.5mm W x 30mm L)
                             FOR Zeiss Photomicroscope III

30
     93                 12.8V 1.04A (SC bayonet)
                             FOR Stoelting Microforge

31
     YLU1215       12V 15W lamp (SC screw E-14)
                             FOR Leitz power supply

32     64425           12V 20W
                             2000 hr.

33     YZI1230        12V 30W
                             FOR Zeiss 467230 lamphouse
                             aka Zeiss 38 01 20-7040
                             x-ref YONA JS05-007

34     64261           12V 30W bi-pin
                             FOR Westco CXR3

35     YNL1250       12V 50W BRL
                             FOR Nikon Diaphot, Optiphot; Zeiss Axioskop
                             aka Nikon 76516


36     YZE1260       12V 60W
                             aka Zeiss 38-02-16, 38-00-18-2520

37     YZE12100     12V 100W
                             FOR Zeiss Photomic II, III & Axioplan; R-J Polyvar & 420 Diastar;
                           
 Nikon Biophot, Optiphot-2, Microphot-FXA, Eclipse E600FN &
                             TE300 (Inv); Olympus BH-2 (BHS), IX70 & BX60, 61
                             aka Zeiss 380059-1660, AO 2052, Nikon 76513, Olympus 8C406


38     YZ12100       12V 100W (P28s incandescent)
                             FOR Zeiss Ultraphot
                             aka Zeiss 38-02-15, 380018-2600


39     YOI12100      12V 100W Halogen (2000 hrs)
                             FOR Olympus IX70
                             aka Olympus 8C406, Nikon 84125

40
     386               14V .08A Mini
                             FOR Reichert 2800 Frigocut-N Cyrostat

41     790               14V 25W (1.79A)
                             FOR GIAGem Mark VII Gemolite

42     YZD15150     15V 150W HLX
                             FOR Zeiss dissecting

43     EFR              15V 150W w/dichroic reflector

44     YA1980         19V 80W w/reflector Halogen
                             FOR AO 11-80 FOLG
                             aka Leica 13118200

45     1634             20V 1A

46     EJA              21V 150W w/dichroic reflector
                             FOR Nikon MKII FOLG
                             aka Nikon 76223

47     QLV-1           Lampsocket (for EJA, EJY)
                             FOR Nikon MKII FOLG, AO II-80 Illuminator (FOLG)
                             Nikon 76211 (socket assy)

48     15S11           115-125V 15W (screw, clear)
                             FOR AO 50, AO 612 illuminator
                             aka CI 611, B&L 31-31-15

49     2201             115-120V 20W (DC bayonet)
                             FOR Swift

50     YS120/20      120V 20W
                             FOR Swift Stereo 80

51     YS120/20B    120V 20W blue
                             FOR Swift

52     YST              120V 20W w/silver reflector dot
                             FOR Nikon Alphaphot (YS-T)
                             aka Nikon MXA20076

53     8B151           120V 20Ww/reflector (DC bayonet)
                             FOR Olympus KHC

54     77458           115V 30W w/reflector (DC bayonet, half silver)
                             FOR Nikon SC

55     YST-2           120V 30W w/silver reflector dot (DC bayonet)
                             FOR Nikon Alphaphot-2 (YS2-T), B&L Galen II
                             aka Nikon MXA20450, B&L 31-74-28

56     YOU125/30    115-125V 30W BLC
                             FOR Olympus CH-2 (CHT), B&L StereoZoom 4

57     YS120/30      120V 30W
                             FOR Swift, Olympus CH(BS)

58     BMY             115-120V 100W (S-11 SC bayonet)
                             aka AO 602

59     YFM50W2     HBO 50W AC L2 mercury
                             aka Zeiss 381619

60     YFM50D        HBO 50W/3 DC mercury
                             aka Zeiss 910143

61     YFM10W2     HBO 100W/2 mercury
                             aka Nikon 78589, Zeiss 380018-4060
                             x-ref YONA JS05-004-2

62     YFM103W2   HBO 103W/2 mercury (300 hrs.)
                             aka Zeiss 380301-9350, 910849-1045

63     YFM20W4     HBO 200W/4 L1 mercury

64     YFX75W2      XBO 75W/2 xenon
                             aka Zeiss 911261
                             x-ref YONA JS05-004-1


65     YFX150CR     XBO 150W/CR xenon (short gap) OFR
                             aka OptiQuip BA-018

66     YFX150W/1   XBO 150W/1 xenon

  • 1 - ymu630

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YONA Microscope & Instrument Co.
11313 Old Club Road
Rockville, Maryland 20852
Phone:  (301) 468-8140
Fax:  (301) 468-8142
E-mail:
yonamic@aol.com

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